/***************************************************************************
 *   Copyright (C) 2007, 2010 by Lasse Liehu                               *
 *   lliehu@kolumbus.fi                                                    *
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 *   This program is distributed in the hope that it will be useful,       *
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
 *   GNU General Public License for more details.                          *
 *                                                                         *
 *   You should have received a copy of the GNU General Public License     *
 *   along with this program; if not, write to the                         *
 *   Free Software Foundation, Inc.,                                       *
 *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
 ***************************************************************************/
#ifndef NOTIFIERWORKINGSTATE_H
#define NOTIFIERWORKINGSTATE_H

#include <QObject>
#include <QString>
#include <QDateTime>


class QSystemTrayIcon;

class NotifierWorkingState : public QObject
{
    Q_OBJECT

    public:
        enum ReasonForNotWorking { None, LoginFailed, CheckFailed };

        explicit NotifierWorkingState(QSystemTrayIcon& systemTray);
        ~NotifierWorkingState();

        bool isUpAndWorking() const;
        ReasonForNotWorking reasonForNotWorking() const;
        QString reasonForNotWorkingExtraInfo() const;
        bool isReasonForNotWorkingDateTimeSet() const;
        QDateTime reasonForNotWorkingDateTime() const;
    signals:
        /**
         * This is emitted only when the state changed from one to another
         * value. So this isn't emitted every time the state is set.
         */
        void stateChanged(bool newState);
        void stateWasSet(bool newState);
    public slots:
        void setIsUpAndWorking(bool newVal);
        void setReasonForNotWorking(ReasonForNotWorking reason, const QString& extraInfo);
    private slots:
        void informUserOfStateChange(bool newState);
    private:
        bool mIsUpAndWorking;
        bool mIsUpAndWorkingOldVal;
        bool mIsOldValInUnsetWorkingState;
        bool mHasOldValBeenInUnsetWorkingState;

        ReasonForNotWorking mReasonForNotWorking;
        QString mReasonForNotWorkingExtraInfo;
        QDateTime mReasonForNotWorkingDateTime;
        bool mReasonForNotWorkingDateTimeSet;

        QSystemTrayIcon& mSystemTray;
};

#endif
